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authorWai Yew CHAY <wychay@ctl.creative.com>2009-05-14 02:05:58 -0400
committerTakashi Iwai <tiwai@suse.de>2009-05-14 02:24:10 -0400
commit8cc72361481f00253f1e468ade5795427386d593 (patch)
treeec6f3ea304f90fa9c99abb1bf2354fc5d357db27 /sound/pci/ctxfi/xfi.c
parent091bf7624d1c90cec9e578a18529f615213ff847 (diff)
ALSA: SB X-Fi driver merge
The Sound Blaster X-Fi driver supports Creative solutions based on 20K1 and 20K2 chipsets. Supported hardware : Creative Sound Blaster X-Fi Titanium Fatal1ty® Champion Series Creative Sound Blaster X-Fi Titanium Fatal1ty Professional Series Creative Sound Blaster X-Fi Titanium Professional Audio Creative Sound Blaster X-Fi Titanium Creative Sound Blaster X-Fi Elite Pro Creative Sound Blaster X-Fi Platinum Creative Sound Blaster X-Fi Fatal1ty Creative Sound Blaster X-Fi XtremeGamer Creative Sound Blaster X-Fi XtremeMusic Current release features: * ALSA PCM Playback * ALSA Record * ALSA Mixer Note: * External I/O modules detection not included. Signed-off-by: Wai Yew CHAY <wychay@ctl.creative.com> Singed-off-by: Ryan RICHARDS <ryan_richards@creativelabs.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/ctxfi/xfi.c')
-rw-r--r--sound/pci/ctxfi/xfi.c125
1 files changed, 125 insertions, 0 deletions
diff --git a/sound/pci/ctxfi/xfi.c b/sound/pci/ctxfi/xfi.c
new file mode 100644
index 000000000000..f91144036512
--- /dev/null
+++ b/sound/pci/ctxfi/xfi.c
@@ -0,0 +1,125 @@
1/*
2 * xfi linux driver.
3 *
4 * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
5 *
6 * This source file is released under GPL v2 license (no other versions).
7 * See the COPYING file included in the main directory of this source
8 * distribution for the license terms and conditions.
9 */
10
11#include <linux/init.h>
12#include <linux/pci.h>
13#include <linux/moduleparam.h>
14#include <sound/core.h>
15#include <sound/initval.h>
16#include "ctatc.h"
17#include "ctdrv.h"
18
19MODULE_AUTHOR("Creative Technology Ltd");
20MODULE_DESCRIPTION("X-Fi driver version 1.03");
21MODULE_LICENSE("GPLv2");
22MODULE_SUPPORTED_DEVICE("{{Creative Labs, Sound Blaster X-Fi}");
23
24static unsigned int reference_rate = 48000;
25static unsigned int multiple = 2;
26module_param(reference_rate, uint, S_IRUGO);
27module_param(multiple, uint, S_IRUGO);
28
29static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
30static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
31static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
32
33static struct pci_device_id ct_pci_dev_ids[] = {
34 /* only X-Fi is supported, so... */
35 { PCI_DEVICE(PCI_VENDOR_CREATIVE, PCI_DEVICE_CREATIVE_20K1) },
36 { PCI_DEVICE(PCI_VENDOR_CREATIVE, PCI_DEVICE_CREATIVE_20K2) },
37 { 0, }
38};
39MODULE_DEVICE_TABLE(pci, ct_pci_dev_ids);
40
41static int __devinit
42ct_card_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
43{
44 static int dev;
45 struct snd_card *card;
46 struct ct_atc *atc;
47 int err;
48
49 if (dev >= SNDRV_CARDS)
50 return -ENODEV;
51
52 if (!enable[dev]) {
53 dev++;
54 return -ENOENT;
55 }
56 err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
57 if (err)
58 return err;
59 if ((reference_rate != 48000) && (reference_rate != 44100)) {
60 printk(KERN_ERR "Invalid reference_rate value %u!!!\n"
61 "The valid values for reference_rate "
62 "are 48000 and 44100.\nValue 48000 is "
63 "assumed.\n", reference_rate);
64 reference_rate = 48000;
65 }
66 if ((multiple != 1) && (multiple != 2)) {
67 printk(KERN_ERR "Invalid multiple value %u!!!\nThe valid "
68 "values for multiple are 1 and 2.\nValue 2 "
69 "is assumed.\n", multiple);
70 multiple = 2;
71 }
72 err = ct_atc_create(card, pci, reference_rate, multiple, &atc);
73 if (err < 0)
74 goto error;
75
76 card->private_data = atc;
77
78 /* Create alsa devices supported by this card */
79 err = atc->create_alsa_devs(atc);
80 if (err < 0)
81 goto error;
82
83 strcpy(card->driver, "SB-XFi");
84 strcpy(card->shortname, "Creative X-Fi");
85 strcpy(card->longname, "Creative ALSA Driver X-Fi");
86
87 err = snd_card_register(card);
88 if (err < 0)
89 goto error;
90
91 pci_set_drvdata(pci, card);
92 dev++;
93
94 return 0;
95
96error:
97 snd_card_free(card);
98 return err;
99}
100
101static void __devexit ct_card_remove(struct pci_dev *pci)
102{
103 snd_card_free(pci_get_drvdata(pci));
104 pci_set_drvdata(pci, NULL);
105}
106
107static struct pci_driver ct_driver = {
108 .name = "SB-XFi",
109 .id_table = ct_pci_dev_ids,
110 .probe = ct_card_probe,
111 .remove = __devexit_p(ct_card_remove),
112};
113
114static int __init ct_card_init(void)
115{
116 return pci_register_driver(&ct_driver);
117}
118
119static void __exit ct_card_exit(void)
120{
121 pci_unregister_driver(&ct_driver);
122}
123
124module_init(ct_card_init)
125module_exit(ct_card_exit)